/*
 * Copyright (C) 2010-2011 sunjumper@163.com
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *  http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * 
 */
package mf.mfrpc.serialize;

import java.io.Serializable;

/**
 * 用于数据传输的参数封装类。
 */
public final class Parameter implements Serializable {

    /** 方法调用的参数 */
    private Object[] parameters;

    /** 方法调用的参数类型 */
    private byte[] parameterTypes;

    public Parameter() {
    }

    public Parameter(Object... parameters) {
        setParameters(parameters);
    }

    public byte[] getParameterTypes() {
        return parameterTypes;
    }

    public Object[] getParameters() {
        return parameters;
    }

    public void setParameters(Object... parameters) {
        this.parameters = parameters;
        if (parameters != null) {
            int size = parameters.length;
            parameterTypes = new byte[size];
            for (int i = 0; i < size; i++) {
                parameterTypes[i] = ParameterType.getType(parameters[i]);
            }
        } else {
            parameterTypes = null;
        }
    }

    @Override
    public String toString() {
        if (parameters == null)
            return "{}";
        StringBuilder msg = new StringBuilder("{");
        int size = parameters.length;
        for (int i = 0; i < size - 1; i++) {
            msg.append(parameters[i]).append(":").append(ParameterType.getType(parameterTypes[i])).append(", ");
        }
        msg.append(parameters[size - 1]).append(":").append(ParameterType.getType(parameterTypes[size - 1]));
        return msg.append("}").toString();
    }
}
